BA 2753 then U2 8061 at Gatwick
Heraklion → London → Barcelona
Timetable, London time
15:30BA 2753 from Heraklion at the gate
20:00U2 8061 to Barcelona leaves the gate
4 h 30 apart on the timetable
Gatwick’s board times don’t add up yet: its arrivals read 22 min late while its departures read on time. These numbers may be off by about 20 min.
The last days
BA 2753 and U2 8061 weren’t both flown 15 min to 12 h apart in the last 21 days.
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.